Completed admin views

Corrected model method return values

ref-test/app/admin/views.py

@@ -1,12 +1,16 @@
-from ..forms.admin import CreateUser, DeleteUser, Login, Register, ResetPassword, UpdatePassword, UpdateUser, UploadData
-from ..models import Dataset, User
+from ..forms.admin import AddTimeAdjustment, CreateTest, CreateUser, DeleteUser, Login, Register, ResetPassword, UpdatePassword, UpdateUser, UploadData
+from ..models import Dataset, Entry, Test, User
 from ..tools.auth import disable_if_logged_in, require_account_creation
+from ..tools.forms import get_dataset_choices, get_time_options
 from ..tools.data import check_is_json, validate_json
+from ..tools.test import get_correct_answers
 
-from flask import Blueprint, flash, jsonify, render_template, redirect, request, session
-from flask.helpers import url_for
+from flask import Blueprint, jsonify, render_template, redirect, request, session
+from flask.helpers import flash, url_for
 from flask_login import current_user, login_required
 
+from datetime import date, datetime
+from json import loads
 import secrets
 
 admin = Blueprint(
@@ -21,7 +25,17 @@ admin = Blueprint(
 @admin.route('/dashboard/')
 @login_required
 def _home():
-    return 'Home Page' # TODO Dashboard
+    tests = Test.query.all()
+    results = Entry.query.all()
+    current_tests = [ test for test in tests if test['expiry_date'].date() >= datetime.now().date() and test['start_date'].date() <= date.today() ]
+    current_tests.sort(key= lambda x: x['expiry_date'], reverse=True)
+    upcoming_tests = [ test for test in tests if test['start_date'].date() > datetime.now().date()]
+    upcoming_tests.sort(key= lambda x: x['start_date'])
+    recent_results = [result for result in results if not result['status'] == 'started' ]
+    recent_results.sort(key= lambda x: x['end_time'], reverse=True)
+    for result in recent_results:
+        result['percent'] = round(100*result['result']['score']/result['result']['max'])
+    return render_template('/admin/index.html', current_tests = current_tests, upcomimg_tests = upcoming_tests, recent_results = recent_results)
 
 @admin.route('/settings/')
 @login_required
@@ -216,14 +230,159 @@ def _quesitons():
 
 @admin.route('/settings/questions/edit/', methods=['POST'])
 @login_required
-def _delete_questions():
+def _edit_questions():
     id = request.get_json()['id']
     action = request.get_json()['action']
+    if action not in ['defailt', 'delete']: return jsonify({'error': 'Invalid action.'}), 400
     dataset = Dataset.query.filter_by(id=id).first()
     if action == 'delete': success, message = dataset.delete()
     elif action == 'default': success, message = dataset.make_default()
     if success: return jsonify({'success': message}), 200
     return jsonify({'error': message}), 400
 
-# TODO Test views
-# TODO Result views
+@admin.route('/tests/<string:filter>/', methods=['GET'])
+@admin.route('/tests/', methods=['GET'])
+@login_required
+def _tests(filter:str=None):
+    datasets = Dataset.query.all()
+    tests = None
+    _tests = Test.query.all()
+    form = None
+    if not datasets:
+        flash('There are no available question datasets. Please upload a question dataset in order to set up an exam.', 'error')
+        return redirect(url_for('admin._questions'))
+    if filter not in [None, '', 'create','active','scheduled','expired','all']: return redirect(url_for('admin._tests'))
+    if filter == 'create':
+        form = CreateTest()
+        form.time_limit.choices = get_time_options()
+        form.dataset.choices = get_dataset_choices
+        form.time_limit.default='none'
+        form.process()
+        display_title = ''
+        error_none = ''
+    if filter in [None, '', 'active']:
+        tests = [ test for test in _tests if test['expiry_date'].date() >= date.today() and test['start_date'].date() <= date.today() ]
+        display_title = 'Active Exams'
+        error_none = 'There are no exams that are currently active. You can create one using the Creat Exam form.'
+    if filter == 'expired':
+        tests = [ test for test in _tests if test['expiry_date'].date() < date.today() ]
+        display_title = 'Expired Exams'
+        error_none = 'There are no expired exams. Exams will appear in this category after their expiration date has passed.'
+    if filter == 'scheduled':
+        tests = [ test for test in _tests if test['start_date'].date() > date.today()]
+        display_title = 'Scheduled Exams'
+        error_none = 'There are no scheduled exams pending. You can schedule an exam for the future using the Create Exam form.'
+    if filter == 'all':
+        tests = _tests
+        display_title = 'All Exams'
+        error_none = 'There are no exams set up. You can create one using the Create Exam form.'
+    return render_template('/admin/tests.html', form = form, tests=tests, display_title=display_title, error_none=error_none, filter=filter)
+
+@admin.route('/tests/create/', methods=['POST'])
+@login_required
+def _create_test():
+    form = CreateTest()
+    form.dataset.choices = get_dataset_choices()
+    form.time_limit.choices = get_time_options()
+    if form.validate_on_submit():
+        new_test = Test()
+        new_test.start_date = request.form.get('start_date')
+        new_test.start_date = datetime.strptime(new_test.start_date, '%Y-%m-%d')
+        new_test.end_date = request.form.get('expiry_date')
+        new_test.end_date = datetime.strptime(new_test.end_date, '%Y-%m-%d')
+        dataset = request.form.get('dataset')
+        new_test.dataset = Dataset.query.filter_by(id=dataset)
+        success, message = new_test.create()
+        if success:
+            flash(message=message, category='success')
+            return jsonify({'success': message}), 200
+        return jsonify({'error': message}), 400
+    else:
+        errors = [*form.start_date.errors, *form.expiry_date.errors, *form.time_limit.errors]
+        return jsonify({ 'error': errors}), 400
+
+@admin.route('/tests/edit/', methods=['POST'])
+@login_required
+def _edit_test():
+    id = request.get_json()['id']
+    action = request.get_json()['action']
+    if action not in ['start', 'delete', 'end']: return jsonify({'error': 'Invalid action.'}), 400
+    test = Test.query.filter_by(id=id).first()
+    if not test: return jsonify({'error': 'Could not find the corresponding test to delete.'}), 404
+    if action == 'delete': success, message = test.delete()
+    if action == 'start': success, message = test.start()
+    if action == 'end': success, message = test.end()
+    if success:
+        flash(message=message, category='success')
+        return jsonify({'success': message}), 200
+    return jsonify({'error': message}), 400
+
+@admin.route('/test/<string:id>/', methods=['GET','POST'])
+@login_required
+def _view_test(id:str=None):    
+    form = AddTimeAdjustment()
+    test = Test.query.filter_by(id=id).first()
+    if request.method == 'POST':
+        if not test: return jsonify({'error': 'Invalid test ID.'}), 404
+        if form.validate_on_submit():
+            time = int(request.form.get('time'))
+            success, message = test.add_adjustment(time)
+            if success: return jsonify({'success': message}), 200
+            return jsonify({'error': message}), 400
+        return jsonify({'error': form.time.errors }), 400
+    if not test:
+        flash('Invalid test ID.', 'error')
+        return redirect(url_for('admin._tests'))
+    return render_template('/admin/test.html', test = test, form = form)
+
+@admin.route('/test/<string:id>/delete-adjustment/', methods=['POST'])
+@login_required
+def _delete_adjustment(id:str=None):
+    test = Test.query.filter_by(id=id).first()
+    if not test: return jsonify({'error': 'Invalid test ID.'}), 404
+    user_code = request.get_json()['user_code'].lower()
+    success, message = test.remove_adjustment(user_code)
+    if success: return jsonify({'success': message}), 200
+    return jsonify({'error': message}), 400
+
+@admin.route('/results/')
+@login_required
+def _view_entries():
+    entries = Entry.query.all()
+    return render_template('/admin/results.html', entries = entries)
+
+@admin.route('/results/<string:id>/', methods = ['GET', 'POST'])
+@login_required
+def _view_entry(id:str=None):
+    entry = Entry.query.filter_by(id=id)
+    if request.method == 'POST':
+        if not entry: return jsonify({'error': 'Invalid entry ID.'}), 404
+        action = request.get_json()['action']
+        if action not in ['validate', 'delete']: return jsonify({'error': 'Invalid action.'}), 400
+        if action == 'validate':
+            success, message = entry.validate()
+        if action == 'delete':
+            success, message = entry.delete()
+        if success:
+            flash(message, 'success')
+            return jsonify({'success': message}), 200
+        return jsonify({'error': message}),400
+    if not entry:
+        flash('Invalid entry ID.', 'error')
+        return redirect(url_for('admin._view_entries'))
+    test = entry['test']
+    dataset = test['dataset']
+    dataset_path = dataset.get_file()
+    with open(dataset_path, 'r') as _dataset:
+        data = loads(_dataset.read())
+    correct = get_correct_answers(dataset=data)
+    return render_template('/admin/result-detail.html', entry = entry, correct = correct)
+
+@admin.route('/certificate/',methods=['POST'])
+@login_required
+def _generate_certificate():
+    from main import db
+    id = request.get_json()['id']
+    entry = Entry.query.filter_by(id=id).first()
+    if not entry: return jsonify({'error': 'Invalid entry ID.'}), 404
+    return render_template('/admin/components/certificate.html', entry = entry)

ref-test/app/models/dataset.py

@@ -2,7 +2,7 @@ from ..data import data
 from ..modules import db
 from ..tools.logs import write
 
-from flask import flash, jsonify
+from flask import flash
 from flask_login import current_user
 from werkzeug.utils import secure_filename
 
@@ -41,11 +41,11 @@ class Dataset(db.Model):
         if self.default:
             message = 'Cannot delete the default dataset.'
             flash(message, 'error')
-            return False, jsonify({'error': message})
+            return False, message
         if Dataset.query.all().count() == 1:
             message = 'Cannot delete the only dataset.'
             flash(message, 'error')
-            return False, jsonify({'error': message})
+            return False, message
         write('system.log', f'Dataset {self.id} deleted by {current_user.get_username()}.')
         filename = secure_filename('.'.join([self.id,'json']))
         file_path = path.join(data, 'questions', filename)

ref-test/app/models/entry.py

@@ -4,7 +4,6 @@ from ..tools.encryption import decrypt, encrypt
 from ..tools.logs import write
 from .test import Test
 
-from flask import jsonify
 from flask_login import current_user
 
 from datetime import datetime, timedelta
@@ -79,7 +78,7 @@ class Entry(db.Model):
         write('tests.log', f'Test completed by {self.get_first_name()} {self.get_surname()}.')
         delta = timedelta(minutes=self.test.time_limit+1)
         if not self.test.time_limit or self.end_time <= self.start_time + delta:
-            self.status = 'finished'
+            self.status = 'completed'
             self.valid = True
         else:
             self.status = 'late'
@@ -87,10 +86,18 @@ class Entry(db.Model):
         db.session.commit()
 
     def validate(self):
-        if self.valid: return False, jsonify({'error':f'The entry is already valid.'})
-        if self.status == 'started': return False, jsonify({'error':f'The entry is still pending.'})
+        if self.valid: return False, f'The entry is already valid.'
+        if self.status == 'started': return False, 'The entry is still pending.'
         self.valid = True
         self.status = 'completed'
         db.session.commit()
-        message = f'The entry {self.id} has been validated by {current_user.get_username()}.'
-        return True, jsonify({'success': message})
+        write('system.log', f'The entry {self.id} has been validated by {current_user.get_username()}.')
+        return True, f'The entry {self.id} has been validated.'
+
+    def delete(self):
+        id = self.id
+        name = f'{self.get_first_name()} {self.get_surname()}'
+        db.session.delete(self)
+        db.session.commit()
+        write('system.log', f'The entry {id} by {name} has been deleted by {current_user.get_username()}.')
+        return True, 'Entry deleted.'

ref-test/app/models/test.py

@@ -3,11 +3,9 @@ from ..tools.encryption import decrypt, encrypt
 from ..tools.forms import JsonEncodedDict
 from ..tools.logs import write
 
-from flask import jsonify
-from flask.helpers import flash
 from flask_login import current_user
 
-from datetime import datetime
+from datetime import date, datetime
 from json import dump, loads
 import os
 import secrets
@@ -48,35 +46,45 @@ class Test(db.Model):
         self.generate_id()
         self.generate_code()
         self.creator = current_user
+        errors = []
+        if self.start_date.date() < date.today():
+            errors.append('The start date cannot be in the past.')
+        if self.end_date.date() < date.today():
+            errors.append('The expiry date cannot be in the past.')
+        if self.end_date < self.start_date:
+            errors.append('The expiry date cannot be before the start date.')
+        if errors:
+            return False, errors
         db.session.add(self)
         db.session.commit()
-        write('system.log', f'Test with code {self.code} created by {current_user.get_username()}.')
+        write('system.log', f'Test with code {self.get_code()} created by {current_user.get_username()}.')
+        return True, f'Test with code {self.get_code()} has been created.'
     
     def delete(self):
         code = self.code
+        if self.entries: return False, f'Cannot delete a test with submitted entries.'
         db.session.delete(self)
         db.session.commit()
-        write('system.log', f'Test with code {code} deleted by {current_user.get_username()}.')
+        write('system.log', f'Test with code {code} has been deleted by {current_user.get_username()}.')
+        return True, f'Test with code {code} has been deleted.'
     
     def start(self):
         now = datetime.now()
-        if self.start_date > now:
+        if self.start_date.date() > now.date():
             self.start_date = now
             db.session.commit()
-            message = f'Test with code {self.code} started by {current_user.get_username()}.'
-            write('system.log', message)
-            return True, jsonify({'success': message})
-        return False, jsonify({'error': f'Test with code {self.code} has already started.'})
+            write('system.log', f'Test with code {self.code} has been started by {current_user.get_username()}.')
+            return True,  f'Test with code {self.code} has been started.'
+        return False, f'Test with code {self.code} has already started.'
 
     def end(self):
         now = datetime.now()
-        if self.end_date > now:
+        if self.end_date.date() > now.date():
             self.end_date = now
             db.session.commit()
-            message = f'Test with code {self.code} ended by {current_user.get_username()}.'
-            write('system.log', message)
-            return True, jsonify({'success': message})
-        return False, jsonify({'error': f'Test with code {self.code} has already started.'})
+            write('system.log', f'Test with code {self.code} ended by {current_user.get_username()}.')
+            return True, f'Test with code {self.code} has been ended.'
+        return False, f'Test with code {self.code} has already ended.'
 
     def add_adjustment(self, time:int):
         adjustments = self.adjustments if self.adjustments is not None else {}
@@ -85,23 +93,21 @@ class Test(db.Model):
         self.adjustments = adjustments
         db.session.commit()
         write('system.log', f'Time adjustment for {time} minutes with code {code} added to test {self.get_code()} by {current_user.get_username()}.')
-        return True, jsonify({'success': f'Time adjustment for {time} minutes added to test {self.get_code()}. This can be accessed using the user code {code.upper()}.'})
+        return True, f'Time adjustment for {time} minutes added to test {self.get_code()}. This can be accessed using the user code {code.upper()}.'
 
     def remove_adjustment(self, code:str):
-        if not self.adjustments: return False, jsonify({'error': f'There are no adjustments configured for test {self.get_code()}.'})
+        if not self.adjustments: return False, f'There are no adjustments configured for test {self.get_code()}.'
         self.adjustments.pop(code)
         if not self.adjustments: self.adjustments = None
         db.session.commit()
-        message = f'Time adjustment for with code {code} removed from test {self.get_code()} by {current_user.get_username()}.'
-        write('system.log', message)
-        return True, jsonify({'success': message})
+        write('system.log', f'Time adjustment for with code {code} has been removed from test {self.get_code()} by {current_user.get_username()}.')
+        return True, f'Time adjustment for with code {code} has been removed from test {self.get_code()}.'
 
     def update(self, start_date:datetime=None, end_date:datetime=None, time_limit:int=None):
-        if not start_date and not end_date and time_limit is None: return False, jsonify({'error': 'There were no changes requested.'})
+        if not start_date and not end_date and time_limit is None: return False, 'There were no changes requested.'
         if start_date: self.start_date = start_date
         if end_date: self.end_date = end_date
         if time_limit is not None: self.time_limit = time_limit
         db.session.commit()
-        message = f'Test with code {self.get_code()} has been updated by user {current_user.get_username()}'
-        write('system.log', message)
-        return True, jsonify({'success': message})
+        write('system.log', f'Test with code {self.get_code()} has been updated by user {current_user.get_username()}.')
+        return True, f'Test with code {self.get_code()} has been updated by.'

ref-test/app/models/user.py

@@ -99,7 +99,7 @@ class User(UserMixin, db.Model):
         return True, message
 
     def update(self, password:str=None, email:str=None, notify:bool=False):
-        if not password and not email: return False, jsonify({'error': 'There were no changes requested.'})
+        if not password and not email: return False, 'There were no changes requested.'
         if password: self.set_password(password)
         if email: self.set_email(email)
         db.session.commit()

ref-test/app/tools/forms.py

@@ -1,4 +1,5 @@
 
+from ..models import Dataset
 from ..modules import db
 
 from wtforms.validators import ValidationError
@@ -43,3 +44,13 @@ def get_time_options():
         ('120', '2 hours')
     ]
     return time_options
+
+def get_dataset_choices():
+    datasets = Dataset.query.all()
+    dataset_choices = []
+    for dataset in datasets:
+        label = dataset['date'].strftime('%Y%m%d%H%M%S')
+        label = f'{label} (Default)' if dataset.default else label
+        choice = (dataset['id'], label)
+        dataset_choices.append(choice)
+    return dataset_choices